package com.zzx.magic.config;

import org.springframework.security.access.AccessDecisionManager;
import org.springframework.security.access.AccessDeniedException;
import org.springframework.security.access.ConfigAttribute;
import org.springframework.security.authentication.InsufficientAuthenticationException;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;

import java.util.Collection;

/**
 * @Author Zhangxx
 * @Date 2024/6/14 10:47
 */
public class CustomAccessDecisionManager implements AccessDecisionManager {
    @Override
    public void decide(Authentication authentication, Object object, Collection<ConfigAttribute> configAttributes)   {
        Collection<? extends GrantedAuthority> authorities = authentication.getAuthorities();
        for(ConfigAttribute configAttribute: configAttributes) {
            if("ROLE_LOGIN".equals(configAttribute.getAttribute()) && configAttribute instanceof UsernamePasswordAuthenticationToken) {
                return;
            }
            for(GrantedAuthority grantedAuthority: authorities) {
                if(configAttribute.getAttribute().equals(grantedAuthority.getAuthority())) {
                    return;
                }
            }
        }
        throw new AccessDeniedException("no permission");
    }

    @Override
    public boolean supports(ConfigAttribute attribute) {
        return true;
    }

    @Override
    public boolean supports(Class<?> clazz) {
        return true;
    }
}